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HIGH · 8.6

CVE-2024-3493

A specific malformed fragmented packet type (fragmented packets may be generated automatically by devices that send large amounts of data) can cause a major nonrecoverable fault (MNRF) Rockwell Autom...

Vulnerability Description

A specific malformed fragmented packet type (fragmented packets may be generated automatically by devices that send large amounts of data) can cause a major nonrecoverable fault (MNRF) Rockwell Automation's ControlLogix 5580, Guard Logix 5580, CompactLogix 5380, and 1756-EN4TR. If exploited, the affected product will become unavailable and require a manual restart to recover it. Additionally, an MNRF could result in a loss of view and/or control of connected devices.

CVSS Score

8.6

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
RockwellautomationControllogix 5580 Firmware35.011
RockwellautomationControllogix 5580-
RockwellautomationGuardlogix 5580 Firmware35.011
RockwellautomationGuardlogix 5580-
RockwellautomationCompactlogix 5380 Firmware35.011
RockwellautomationCompactlogix 5380-
RockwellautomationCompact Guardlogix 5380 Firmware35.011
RockwellautomationCompact Guardlogix 5380-
Rockwellautomation1756-En4Tr Firmware5.001
Rockwellautomation1756-En4Tr-
RockwellautomationControllogix 5580 Process Firmware35.011
RockwellautomationControllogix 5580 Process-
RockwellautomationCompactlogix 5380 Process Firmware35.011
RockwellautomationCompactlogix 5380 Process-
RockwellautomationCompactlogix 5480 Firmware35.011
RockwellautomationCompactlogix 5480-

Related Weaknesses (CWE)

CWE-20

References

FAQ

What is CVE-2024-3493?

CVE-2024-3493 is a vulnerability with a CVSS score of 8.6 (HIGH). A specific malformed fragmented packet type (fragmented packets may be generated automatically by devices that send large amounts of data) can cause a major nonrecoverable fault (MNRF) Rockwell Autom...

How severe is CVE-2024-3493?

CVE-2024-3493 has been rated HIGH with a CVSS base score of 8.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2024-3493?

Check the references section above for vendor advisories and patch information. Affected products include: Rockwellautomation Controllogix 5580 Firmware, Rockwellautomation Controllogix 5580, Rockwellautomation Guardlogix 5580 Firmware, Rockwellautomation Guardlogix 5580, Rockwellautomation Compactlogix 5380 Firmware.